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/*
 * SmartGWT (GWT for SmartClient)
 * Copyright 2008 and beyond, Isomorphic Software, Inc.
 *
 * SmartGWT is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3
 * as published by the Free Software Foundation.  SmartGWT is also
 * available under typical commercial license terms - see
 * http://smartclient.com/license
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 */

import com.smartgwt.client.types.Overflow;
import com.smartgwt.client.types.VisibilityMode;
import com.smartgwt.client.widgets.Canvas;
import com.smartgwt.client.widgets.HTMLFlow;
import com.smartgwt.client.widgets.IButton;
import com.smartgwt.client.widgets.Img;
import com.smartgwt.client.widgets.events.ClickEvent;
import com.smartgwt.client.widgets.events.ClickHandler;
import com.smartgwt.client.widgets.layout.HLayout;
import com.smartgwt.client.widgets.layout.SectionStack;
import com.smartgwt.client.widgets.layout.SectionStackSection;
import com.smartgwt.client.widgets.layout.VLayout;

public class ExpandCollapseSample implements EntryPoint {

    public void onModuleLoad() {
        HTMLFlow htmlFlow = new HTMLFlow();
        htmlFlow.setOverflow(Overflow.AUTO);
        htmlFlow.setPadding(10);

        String contents = "<b>Severity 1</b> - Critical problem<br>System is unavailable in production or " +
                "is corrupting data, and the error severely impacts the user's operations." +
                "<br><br><b>Severity 2</b> - Major problem<br>An important function of the system " +
                "is not available in production, and the user's operations are restricted." +
                "<br><br><b>Severity 3</b> - Minor problem<br>Inability to use a function of the " +
                "system occurs, but it does not seriously affect the user's operations.";

        htmlFlow.setContents(contents);

        final SectionStack sectionStack = new SectionStack();
        sectionStack.setVisibilityMode(VisibilityMode.MULTIPLE);
        sectionStack.setWidth(300);
        sectionStack.setHeight(350);
        sectionStack.setBorder("2px solid #458B00");

        SectionStackSection section1 = new SectionStackSection("Blue Pawn");
        section1.setExpanded(true);
        section1.addItem(new Img("pieces/48/pawn_blue.png", 48, 48));
        sectionStack.addSection(section1);

        SectionStackSection section2 = new SectionStackSection("HTML Flow");
        section2.setExpanded(true);
        section2.setCanCollapse(true);
        section2.addItem(htmlFlow);
        sectionStack.addSection(section2);

        SectionStackSection section3 = new SectionStackSection("Green Pawn");
        section3.setExpanded(true);
        section3.setCanCollapse(false);
        section3.addItem(new Img("pieces/48/pawn_green.png", 48, 48));
        sectionStack.addSection(section3);

        SectionStackSection section4 = new SectionStackSection("Yellow Piece");
        section4.setExpanded(false);
        section4.addItem(new Img("pieces/48/piece_yellow.png", 48, 48));
        sectionStack.addSection(section4);

        IButton expandButton = new IButton("Expand Blue");
        expandButton.setWidth(150);
        expandButton.addClickHandler(new ClickHandler() {
            public void onClick(ClickEvent event) {
                sectionStack.expandSection(0);
            }
        });

        IButton collapseButton = new IButton("Collapse Blue");
        collapseButton.setWidth(150);
        collapseButton.addClickHandler(new ClickHandler() {
            public void onClick(ClickEvent event) {
                sectionStack.collapseSection(0);
            }
        });

        HLayout layout = new HLayout();
        layout.setMembersMargin(20);
        layout.addMember(sectionStack);

        VLayout buttons = new VLayout();
        buttons.setMembersMargin(10);
        buttons.addMember(expandButton);
        buttons.addMember(collapseButton);

        layout.addMember(buttons);
        layout.draw();
    }

}
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